<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>

    <script>
        const p1 = () => {
            return new Promise((resolve, reject) => {
                setTimeout(() => {
                    console.log('p1触发了');
                    resolve('a')
                }, 1000)
            })
        }
        const p2 = () => {
            return new Promise((resolve, reject) => {
                setTimeout(() => {
                    console.log('p2触发了');
                    resolve('b')
                }, 500)
            })
        }
        const p3 = () => {
            return new Promise((resolve, reject) => {
                setTimeout(() => {
                    console.log('p3触发了');
                    resolve('c')
                }, 1500)
            })
        }

        // const test = async ()=>{
        //     await p1()
        //     await p2()
        //     await p3()
        // }

        async function test() {

            const res1 = await p1()
            console.log('res1',res1);

            const res2 = await p2()
            console.log('res2',res2);
            
            const res3 = await p3()
            console.log('res3',res3);


        }

        test()

    </script>
</body>

</html>